sell copper powder

Properties: a shallow rosy branches powder, soluble in acid, easily oxidized in most air, easy to dissolve in sulphuric acid and nitric acid. Content: ≥ 99.7% Specification: 200-300 mesh

sell bronze powder

Properties: with grey of irregular, acid-soluble, easily oxidized in most air. Content: ≥ 99.9% Specification: 200-300 Mesh density: 8.9 Melting point: 950

sell brass powder

Properties: with grey golden brown of irregular powder. Content: ≥ 99.9% Specification: 100 mesh 200 mesh 300 mesh